Add the following polynomials : (ii) x+y, x-y, -x-y, -x+y
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Answered by
1
Answer:
0
Step-by-step explanation:
x+y+x-y-x-y-x+y
2x-2x+2y-2y
0+0
0
Answered by
2
Answer:
0
Step-by-step explanation:
x+y + (x-y) + (-x-y) + (-x+y)
=x + y + x - y - x - y - x + y
=( x + x -x- x) + (y + y - y - y)
=( 2x - 2x ) + ( 2y - 2y )
= 0 + 0
= 0
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